Home / 15,442.19-23,163.09-3,755.42

Finding the Fourth Proportional to 15,442.19, 23,163.09 and 3,755.42

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Solution

The fourth proportional to 15,442.19, 23,163.09 and 3,755.42 is: 5,633.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442.19 : 23,163.09 = 3,755.42 : x
  2. Step 2: Convert to fraction form
    15,442.19/23,163.09 = 3,755.42/x
  3. Step 3: Cross multiply
    15,442.19x = 23,163.09 × 3,755.42
  4. Step 4: Simplify right side
    15,442.19x = 86,987,015.63
  5. Step 5: Solve for x
    x = 86,987,015.63/15,442.19
  6. Step 6: Final answer
    x = 5,633.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.